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30results about How to "Increase sight distance" patented technology

Energy-saving, self-adaptive and intelligent streetlamp system

The invention discloses an energy-saving, self-adaptive and intelligent streetlamp system. The energy-saving, self-adaptive and intelligent streetlamp system comprises a master control module, an LEDintegrated module, a solar cell panel, a storage battery module and a grid-connected running module and also comprises an information receiving and closed-loop feedback module, a power regulation module, a light-emitting part adjustment module and a cell panel adjustment module, wherein the power storage module is used for storing surplus electric energy which is generated by a solar cell panel and cannot be consumed, the light-emitting part adjustment module is controlled by the master control module and is used for adjusting the height and an irradiation angle of a light-emitting part according to environmental data, the LED integrated module is used for substituting a traditional streetlamp light-emitting part, and the power adjustment module is used for adjusting an output power and controlling light-emitting brightness under control of the master control module. By the energy-saving, self-adaptive and intelligent streetlamp system, the lighting effect of a streetlamp can be optimized, the night sight distance is extended, the travelling safety at night is improved, the energy utilization ratio is improved, and the effects of energy saving and emission reduction are achieved.
Owner:HOHAI UNIV

Movable multifunctional buoy with liftable sensing platform

The invention discloses a movable multifunctional buoy with a liftable sensing platform. The movable multifunctional buoy with the liftable sensing platform comprises a buoy hull, a control system, the liftable sensing platform, a propulsive control system, a communication navigation and positioning system, an external sensing system and an energy system; the buoy hull consists of a submerged body, an upper platform and a middle strut; and geometrical shape values of the buoy hull are all comprehensively calculated and determined in an optimized manner by taking buoy hull operability, seakeeping, rapidity and monitoring function characteristics into consideration. According to the movable multifunctional buoy with the liftable sensing platform, multiple data such as wind speed, wind direction, pressure, temperature, humidity, water temperature, pH value and oxygen content can be monitored; the monitoring of water surface environment and navigation of a ship can be realized; a better effect can be realized under cooperation of the movable multifunctional buoy and the liftable sensing platform; and meanwhile, as the propulsive control system is additionally arranged on the movable multifunctional buoy with the liftable sensing platform, the buoy possesses multiple abilities such as automatic returning and pollution source tracking under close cooperation of the propulsive controlsystem and the communication navigation and positioning system; and therefore, defects and shortcomings of a traditional buoy are effectively solved, and large-range monitoring and operation under high oceanic condition are realized.
Owner:JIANGSU UNIV OF SCI & TECH

Sight distance optimizing structure and method of display driving chip for controlling three-dimensional display screen

The invention discloses a sight distance optimizing structure of a display driving chip for controlling a three-dimensional display screen. The sight distance optimizing structure is mainly composed of a control unit and a display unit, wherein the control unit comprises a display control and a sight distance control, the display unit comprises a liquid crystal display and a liquid crystal optical grating and is electrically connected with the control unit through an FPC, the sight distance control and the display control are arranged in a side-by-side mode and communicated with the display unit, and the sight distance control comprises a distance sensor and a distance control circuit. One end of the distance control circuit is electrically connected with the distance sensor, and the other end of the distance control circuit is electrically communicated with the liquid crystal optical grating. According to the combined design of the structure, the sight distance optimizing structure of the display driving chip for controlling the three-dimensional display screen is achieved, and therefore the good effects of automatically conducting sensing, optimizing and control over the sight distance and expanding the sight distance range are achieved.
Owner:天利半导体(深圳)有限公司

Low-grade highway tunnel entrance energy-saving induction system

InactiveCN108533282AImprove the problem of sharp transition of visionImprove sense of directionTunnelsContinuous lightIntermediate frequency
The invention relates to the technical field of road safety, in particular to a low-grade highway tunnel entrance energy-saving induction system. The low-grade highway tunnel entrance energy-saving induction system is characterized in that road center double amber lines are arranged within the front overtaking sight distance of a tunnel entrance, and intermediate frequency linear induction signs are arranged within the decision-making line-of-sight range of the tunnel entrance with a spacing of 15-25m; high-frequency cat-eye spikes are arranged on a road centerline and lane sidelines from thedecision-making line-of-sight range outside a tunnel portal to the tunnel entrance section inside the tunnel portal with a spacing of 5-8m; an annular yellow-black facade marking line formed by a super aluminum back base reflective film is arranged on the tunnel portal of the tunnel entrance, the full outline of the tunnel portal is marked by the annular yellow-black facade marking line, and 4-5 high-frequency anti-collision barrels are arranged between the linear induction signs and the tunnel portal of the tunnel entrance with a spacing of 5-8m; and the entrance section inside the tunnel portal is provided with no less than 5 continuous light reflection rings, the interval is 15 to 25 m, and the two sides of the tunnel portal are symmetrically arranged. A safety visual reference system is constructed by using energy-saving materials, visual perception of a driver is induced during driving, and the low-grade highway tunnel entrance energy-saving induction system is applied to a secondary road with a speed limit of 60 km / h and lower grade road tunnels.
Owner:WUHAN UNIV OF TECH

Intelligent lighting system and method of expressway tunnel

ActiveCN109874211AShorten the time of dark adaptation and light adaptationImprove sight distanceElectric light circuit arrangementEnergy saving control techniquesEngineeringBrightness perception
The invention discloses an intelligent lighting system and method of an expressway tunnel. The lighting brightness of a lamp group in the expressway tunnel can be intelligently controlled in real timeaccording to actual illumination and change condition of an outlet and inlet environment of the tunnel, an eye can be gradually applicable to brightness change inside and outside the tunnel, the timeof dark applicability and bight applicability is shortened, the visual distance of a driver is improved, the stimulation of abrupt change of illumination brightness on the driver is reduced, and thetraffic safety of the expressway tunnel is guaranteed.
Owner:山西省智慧交通研究院有限公司

Unmanned aerial vehicle real-time intelligent measurement method and system for heavy rainfall along railway

The invention discloses an unmanned aerial vehicle real-time intelligent measurement method and system for heavy rainfall along a railway. In the method, an unmanned aerial vehicle rainfall measurement device is introduced to achieve active rainfall measurement of a local mobile environment where a controlled train is located, a microwave rain gauge, a train speed measurement device, a temperature gauge and a humidity gauge carried by the unmanned aerial vehicle rainfall measurement device are used for measuring the temperature, humidity and rainfall of the environment where the train is located and the speed of the train, the safe running speed limit of the train under the current rainfall condition is calculated in real time, and a dead zone of monitoring of the rainfall along the railway is avoided from the technical scheme; the visual range of the train is calculated in real time according to the collected rainfall, train speed and line slope information, an image of the line beyond the visual range of the train is sent back to a train-mounted display device in real time through an unmanned aerial vehicle image transmission device based on the maneuverability of an unmanned aerial vehicle device, the visual range of a train driver under the heavy rainfall condition is expanded, and the operating safety of the high-speed train in the heavy rainfall environment is improved.
Owner:CENT SOUTH UNIV

Rear-mounted type head-wearing virtual reality display equipment

The invention discloses a rear-mounted type head-wearing virtual reality display equipment, comprising a shell, a display, a sensor group, a computing element group, a plurality of reflectors, a leftlens group and a right lens group, wherein the display is arranged on the inner surface of the rear side of the shell, and the two lens groups are separately designed on the left and right sides in the shell, so that the weight is averagely distributed to the four sides of the shell, the uncomfortable feeling of the neck of a person wearing the equipment is avoided, and thus the equipment can be used for a long time; furthermore, the front of the shell is not too thick, the user wearing the equipment does not feel uncomfortable, the quantity of the lens groups is not limited, and the limitation of magnification (namely sight distance of human eyes) is not caused.
Owner:INTERFACE TECH CHENGDU CO LTD +2

Light transmission adjustable reflection screen, control device and display system with reflection screen and control device

The invention discloses a light transmission adjustable reflection screen, a control device and a display system with the reflection screen and the control device. The light transmission adjustable reflection screen comprises a liquid crystal shading layer and a reflection layer; the liquid crystal shading layer comprises liquid crystal glass and Polaroids at the two sides of the liquid crystal glass; and the reflection layer comprises coated glass connected with the Polaroids and a semi-reflection semi-transmission film connected with the coated glass. The reflection screen can change the light transmittance of itself under different illumination intensities to improve the sharpness of reflected content, and when the screen is applied to a head up display, a user can see the display content needless of lowering the head in the driving process.
Owner:BEIJING X Y LINK TECHNOLOGY CO LTD

Comprehensive vision training system

The invention discloses a comprehensive vision training system. The comprehensive vision training system comprises a base plate, a support part, a cover, an optical lens set, a first reflector, a second reflector and a third reflector. A patient observes images of reading materials through an emergent ray opening, so that the patient can normally read and write visual objects in a long sight distance and in a good sitting posture; the patient observes the images of the reading materials through the upper part of the cover so as to get the distance vision capacity trained; the patient observes moving objects through the emergent ray opening, therefore, asthenopia brought by long-time reading and writing of the visual objects is relieved. Based on the primary cause of myopia due to asthenopia caused by short-distance reading and writing of visual objects, the comprehensive vision training system is adopted for comprehensively preventing and improving myopia in many ways; the system is low in cost and risk, has the ability of controlling myopia development, and prevents continuous deepening of the myopia degree and recurrence of myopia.
Owner:阎文扬

Water residue crane for blast furnace smelting water residue pool

The invention discloses a water residue crane for a blast furnace smelting water residue pool. A water residue pool comprises a high-temperature residue flushing spray head, wherein the water residue crane is arranged above the water residue pool; the water residue crane is provided with a crane operating room, a mobile trolley and a grab bucket; the grab bucket is connected with the mobile trolley through a pulley assembly; a fog-transmission camera is arranged on the mobile trolley; the camera of the fog-transmission camera faces the grab bucket below; the crane operating room is provided with a display; and the fog-transmission camera is connected with the display through a circuit. By adopting the technical scheme, an image obtained by penetrating water vapor is directly transmitted to the operating room of the crane for an operator to watch, so that the visual problem caused by the water vapor is solved. The water residue crane for the blast furnace smelting water residue pool has the advantages that the visibility range is prolonged greatly; the water residue crane is convenient to install and has an obvious effect; the use efficiency and the safe operation coefficient of the water residue crane in autumn and winter are improved; the residue grabbing amount is improved over 3 times; the safe operation of the crane is ensured effectively; and the stable production of a blast furnace is guaranteed.
Owner:WUHU XINXING DUCTILE IRON PIPES

Positioning method, device and equipment

The embodiment of the invention provides a positioning method, device and equipment. According to the positioning method, device and equipment, positioning parameters of a positioning signal are acquired. The positioning signal comprises a first positioning signal and a second positioning signal, wherein the first positioning signal serves as communication signal between an auxiliary positioning unmanned aerial vehicle and a ground base station; the second positioning signal serves as communication signal between the auxiliary positioning unmanned aerial vehicle and points to be positioned, and the number of the auxiliary positioning unmanned aerial vehicles is no less than three. The position coordinate of the points to be determined can be determined based on the positioning parameters of each second positioning signal and the position coordinate of each auxiliary positioning unmanned aerial vehicle. In the positioning process, an auxiliary positioning unmanned aerial vehicle which is relatively close in distance and has a certain height is used as an auxiliary positioning device; good sight distance is provided, the strength of the positioning signals is guaranteed; the blockingof the barriers can be avoided, and the stability and the accuracy of positioning are improved.
Owner:TSINGHUA UNIV

A real-time intelligent measurement method and system for unmanned aerial vehicle of heavy rainfall in railway

The invention discloses a method and system for real-time intelligent measurement of railway heavy rainfall by unmanned aerial vehicle. The method realizes active rainfall measurement for the local moving environment of the controlled train by introducing an unmanned aerial vehicle rainfall measurement device, and utilizes the unmanned aerial vehicle rainfall The measuring device carries a microwave rain gauge, a train speed measuring device, a thermometer, and a hygrometer to measure the temperature, humidity, rainfall, and speed of the train, and calculates the safe speed limit of the train under the current rainfall condition in real time, avoiding from the technical plan The "monitoring blind spot" of rainfall; according to the collected rainfall, train speed and line slope information, the line-of-sight distance of the train is calculated in real time, and the mobility of the UAV device is used to monitor the line-of-sight of the train in real time using the UAV image transmission device. The image of the line is sent back to the on-board display device of the train, which expands the train driver's sight distance under heavy rainfall conditions and improves the operational safety of high-speed trains in heavy rainfall environments.
Owner:CENT SOUTH UNIV

Visual rubber ball cleaning device

The invention discloses a visual rubber ball cleaning device which comprises a minitype high definition camera. The minitype high definition camera is connected with a video transmission cable, a network switch, a network embedded type storage and a video processing server. The visual rubber ball cleaning device further comprises a protective sleeve, wherein transparent glass is installed at one end of the protective sleeve, and a video camera is installed in the protective sleeve. The visual rubber ball cleaning device further comprises a video positioning conduit, one end of the video positioning conduit is fixed at a ball receiving net shell body, a thread matched with the protective sleeve is machined on the conduit wall of the video positioning conduit, and a sealing ring is installed at the other end of the video positioning conduit. The visual rubber ball cleaning device has the advantages of being good in use effect, simple in structure, low in cost and high in degree of automation.
Owner:骆兆松

Multifunctional sitting posture correcting device

The invention discloses a multifunctional sitting posture corrector. A jaw supporting device is arranged on one side of the writing board. The lower jaw supporting device is connected with the writing board through a pin shaft, and a fixing clip is arranged under the side of the writing board close to the lower jaw supporting device. , the fixed clip is provided with a fixed nut, a fixed plate is provided on the other side of the writing board, a book support device is arranged on the fixed plate, and the book support device is connected with the fixed plate through a pin shaft, and the fixed plate is A support bar matched with the book support device is provided. The invention is provided with a jaw support device, which can help students maintain a correct sitting posture, and the invention is provided with a book support device, which helps students maintain a good line of sight and can effectively protect eyes. It is convenient, so the present invention is beneficial to the normal development of students, prevents the phenomenon of stooping, and protects the eyesight of students.
Owner:顾洁

Sky curtain roof structure of building

The invention provides a sky curtain roof structure of a building, and relates to the field of electronic sky curtains. The sky curtain roof structure of the building comprises a skylight structure, a sky curtain frame and an electronic sky curtain, the skylight structure is arranged at a courtyard of the building, and when the skylight structure is opened, internal and external ventilation of the building can be achieved; a window shade is installed on the inner side of the skylight structure and movably connected with the skylight structure so that the window shade can be adjusted to be folded or unfolded. The skyscreen frame is fixed on the lower side of the skylight structure, the skyscreen frame is composed of metal rods, a hollow area is arranged in the skyscreen frame, and the electronic skyscreen is installed on the lower side of the skyscreen frame; the electronic backdrop comprises a plurality of light-emitting lamp strips which are arranged side by side at intervals, ventilation and lighting intervals are formed between the adjacent light-emitting lamp strips, and the skylight structure, the hollow area of the backdrop frame and the ventilation and lighting intervals of the electronic backdrop are communicated up and down to form a ventilation and light-transmitting channel. The sky curtain roof structure integrates the decoration and practicability of the electronic sky curtain, and meets the requirements of natural lighting and internal and external ventilation.
Owner:GUANGZHOU URBAN PLANNING & DESIGN SURVEY RES INST

Telemetry receiving and processing system based on high-altitude mooring object platform

The invention provides a telemetry receiving and processing system based on a high-altitude mooring object platform. The system includes a target moving object, a high-altitude mooring object, a telemetry device, a ground receiving and processing device and a remote control device. The telemetry device is arranged on the high-altitude mooring object. The telemetry device is used for receiving telemetry information sent by the target moving body. The ground receiving and processing device is connected to the high-altitude mooring object and the telemetry device. The ground receiving and processing device is used for resolving a telemetry signal transmitted by the telemetry device in real time to obtain a flight position of the target moving body and image information of a set target of a moving route of the target moving body. The remote control device is used for adjusting a flight state of the target moving body according to the flight position and an attitude of the target moving body and the image information of the set target of the moving route of the target moving body. The telemetry receiving and processing system based on the high-altitude mooring object platform is appliedto solve the technical problem in the prior art that a telemetry receiving and processing system cannot monitor a moving target in real time and has poor long-distance telemetry capability.
Owner:BEIJING RES INST OF MECHANICAL & ELECTRICAL TECH

Posture-correction myopia preventing desk for student

InactiveCN107536260ALessen the burden of gravityIncrease heightSchool benchesTablesBase planeFunction table
The present invention provides a posture-correcting anti-myopia desk for students, which can change the spatial position of characters, change the projection angle of sight, eliminate the difference in viewing angle between the strokes of characters, and increase the viewing distance. It consists of desktop parts (1), (2) It is composed of the table leg part (3); the desktop part is a comprehensive desktop composed of a tilting functional desktop (1) and a basic flat desktop (2); the tilting function desktop has an inclination of 40 degrees, which is a functional desktop for students to read and write; tilting The distance between the functional table top (1) and the basic flat table top (2) near the edge of the body depends on the length of the student's forearm. The connection method between the tilting function desktop and the basic flat desktop is a hole bolt structure (4), the purpose is to facilitate the adjustment of the front and rear positions of the tilting functional desktop (1) on the basic flat desktop (2), increase the viewing distance, and be suitable for students to use in various periods . The table leg part (3) forms a fixed connection with the table top part.
Owner:胡建庄

Electronic display device mounted on air supply valve and realizing visual range increment through reflection principle

InactiveCN108986703AImprove the observation experienceIncrease sight distanceAdvertisingDisplay meansPositive pressureDisplay device
The invention belongs to the fields of positive pressure type fire-fighting air breathing apparatuses and self-supporting open type compressed air breathing apparatuses, and in particular discloses anelectronic display device mounted on an air supply valve and realizing visual range increment through the reflection principle. For the electronic display device, by arranging at least one reflectionmirror in the electronic display device, the visual range between a display screen and a viewing window lens is increased by utilizing the at least one reflection mirror, therefore, the visual rangeis obviously longer than the visual range of the manner that light rays emitted by the display screen directly radiate the human eyes through the viewing window, and thus the observation experience feeling of a wearer is improved.
Owner:FENAN IND & TRADE SHANGHAI

Sitting posture correcting desk

The invention discloses a sitting posture correcting desk, which is characterized in that an inwards recessed groove is formed in a desk top of a desk body; a position limiting strip is arranged on the inner wall of each of two sides of the inwards recessed groove; a fixing strip and a jaw support post are arranged in the inwards recessed groove; the fixing strip passes through the jaw support post; a groove cover is arranged above the inwards recessed groove; the groove cover is connected with a desk body through a pin shaft; one end of the groove cover is provided with a position limiting groove. The sitting posture correcting desk has the advantages that the myopia can be effectively prevented; the desk can effectively help a student maintain the correct sitting posture through the jaw support post, and can help student maintain a good view distance from the desk top at the same time; the occurrence of myopia is prevented; the jaw support post can be put into the inwards recessed groove, and can be taken out from the inwards recessed groove when being used; the use is convenient; the occupied space is small.
Owner:尹全宝

Fire-fighting water-driven lighting device convenient to assemble

The invention discloses a fire-fighting water-driven lighting device convenient to assemble, and belongs to the field of fire-fighting equipment. A fire-fighting water-driven lighting device convenient to assemble comprises a fire hydrant, a water distribution pipe A is connected to the left end of the fire hydrant, a connecting pipe is arranged on the left side of the water distribution pipe A, a gun head is arranged on the left side of the connecting pipe, a first impeller is arranged in the connecting pipe, a bevel gear A is arranged on the right side of the first impeller, a bevel gear B is arranged above the bevel gear A, and a generator is arranged above the bevel gear B; the outer side of the generator is sleeved with a shell, two lantern rings are symmetrically arranged on the two sides of the connecting pipe, annular limiting grooves are formed in the lantern rings, sliding grooves A are symmetrically formed in the upper sides and the lower sides of the annular limiting grooves, the right end of the gun head and the left end of the water distribution pipe A are connected with inserting rods, sliding grooves B are formed in the inner ends of the inserting rods, two clamping blocks are symmetrically arranged in the sliding grooves B, and a spring A is arranged between the two clamping blocks. According to the fire hydrant, water in the fire hydrant can be used for generating electricity to provide illumination under the condition of power failure caused by a fire disaster.
Owner:上海格士消防安全设备有限公司

A positioning method, device and equipment

The embodiment of the invention provides a positioning method, device and equipment. According to the positioning method, device and equipment, positioning parameters of a positioning signal are acquired. The positioning signal comprises a first positioning signal and a second positioning signal, wherein the first positioning signal serves as communication signal between an auxiliary positioning unmanned aerial vehicle and a ground base station; the second positioning signal serves as communication signal between the auxiliary positioning unmanned aerial vehicle and points to be positioned, and the number of the auxiliary positioning unmanned aerial vehicles is no less than three. The position coordinate of the points to be determined can be determined based on the positioning parameters of each second positioning signal and the position coordinate of each auxiliary positioning unmanned aerial vehicle. In the positioning process, an auxiliary positioning unmanned aerial vehicle which is relatively close in distance and has a certain height is used as an auxiliary positioning device; good sight distance is provided, the strength of the positioning signals is guaranteed; the blockingof the barriers can be avoided, and the stability and the accuracy of positioning are improved.
Owner:TSINGHUA UNIV

LED lamp

The invention provides an LED lamp. A main body of the lamp is a condensation type long-range lamp so that sight distance of night driving can be effectively improved. An auxiliary lamp is a floodlight type lamp with a large light emitting angle. The lamp can be used as a daytime running lamp or an auxiliary dipped beam. A large black hole is formed in the center of a light spot of the auxiliary lamp T.he anti-dazzling area of an opposite coming vehicle is just avoided, so that the opposite coming vehicle can clearly identify the existence of the vehicle without dazzling, the main body of thelamp and the auxiliary lamp can be lightened at the same time at night, the illumination of the lamps is far and wide, the safety of night driving is greatly improved, the cost is effectively reduced,and the number of lamps arranged on the vehicle body is effectively reduced. When the vehicle runs at a high speed, only the main body of the lamp is turned on, and the sight distance is farther.
Owner:刘磊

Left viewing device for automobile

The invention relates to the technical field of reflective mirrors. A left viewing device for an automobile consists of a plane mirror and a convex mirror and is characterized in that the plane mirror over against a driver is arranged at the left front part of a bonnet of the automobile, and the convex mirror over against the left direction is arranged on the right side of the plane mirror. While in use, the left viewing device disclosed by the invention is mounted in the middle of the left-half part of the bonnet of the automobile and is adjusted appropriately until the driver can see a car coming from the left side, so that the driver prepares for deceleration and parking. The left viewing device has the beneficial effects that the structure is simple, the left viewing device is convenient to use, sight distances are good, and the effect for preventing accidents from occurring is good.
Owner:罗威
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